<template>
  <div class="register-container">
    <el-form ref="registerForm" :model="registerForm" :rules="registerRules" class="register-form" auto-complete="on" label-position="left">
      <div class="title-container">
        <h3 class="title">用户注册</h3>
      </div>

      <el-form-item prop="username">
        <span class="svg-container">
          <svg-icon icon-class="user" />
        </span>
        <el-input
          ref="username"
          v-model="registerForm.username"
          placeholder="用户名/账号"
          name="username"
          type="text"
          tabindex="1"
          auto-complete="on"
        />
      </el-form-item>

      <el-form-item prop="password">
        <span class="svg-container">
          <svg-icon icon-class="password" />
        </span>
        <el-input
          :key="passwordType"
          ref="password"
          v-model="registerForm.password"
          :type="passwordType"
          placeholder="密码"
          name="password"
          tabindex="2"
          auto-complete="on"
        />
        <span class="show-pwd" @click="showPwd">
          <svg-icon :icon-class="passwordType === 'password' ? 'eye' : 'eye-open'" />
        </span>
      </el-form-item>

      <el-form-item prop="confirmPassword">
        <span class="svg-container">
          <svg-icon icon-class="password" />
        </span>
        <el-input
          :key="confirmPasswordType"
          ref="confirmPassword"
          v-model="registerForm.confirmPassword"
          :type="confirmPasswordType"
          placeholder="确认密码"
          name="confirmPassword"
          tabindex="3"
          auto-complete="on"
        />
        <span class="show-pwd" @click="showConfirmPwd">
          <svg-icon :icon-class="confirmPasswordType === 'password' ? 'eye' : 'eye-open'" />
        </span>
      </el-form-item>

      <!--      <el-form-item prop="phone">-->
      <!--        <span class="svg-container">-->
      <!--          <svg-icon icon-class="phone" />-->
      <!--        </span>-->
      <!--        <el-input-->
      <!--          ref="phone"-->
      <!--          v-model="registerForm.phone"-->
      <!--          placeholder="手机号"-->
      <!--          name="phone"-->
      <!--          type="text"-->
      <!--          tabindex="4"-->
      <!--          auto-complete="on"-->
      <!--        />-->
      <!--      </el-form-item>-->

      <!--      <el-form-item prop="email">-->
      <!--        <span class="svg-container">-->
      <!--          <svg-icon icon-class="email" />-->
      <!--        </span>-->
      <!--        <el-input-->
      <!--          ref="email"-->
      <!--          v-model="registerForm.email"-->
      <!--          placeholder="邮箱"-->
      <!--          name="email"-->
      <!--          type="text"-->
      <!--          tabindex="5"-->
      <!--          auto-complete="on"-->
      <!--        />-->
      <!--      </el-form-item>-->

      <el-button :loading="loading" type="primary" style="width:100%;margin-bottom:30px;" @click.native.prevent="handleRegister">注册</el-button>

      <div class="tips">
        <span>已有账号? </span>
        <router-link to="/login">立即登录</router-link>
      </div>
    </el-form>
  </div>
</template>

<script>
import { register } from '@/api/user'

export default {
  name: 'Register',
  data() {
    const validateUsername = (rule, value, callback) => {
      if (value.length < 4 || value.length > 20) {
        callback(new Error('用户名长度必须在4-20个字符之间'))
      } else {
        callback()
      }
    }
    const validatePassword = (rule, value, callback) => {
      if (value.length < 6) {
        callback(new Error('密码长度不能少于6位'))
      } else {
        callback()
      }
    }
    const validateConfirmPassword = (rule, value, callback) => {
      if (value !== this.registerForm.password) {
        callback(new Error('两次输入密码不一致'))
      } else {
        callback()
      }
    }
    // const validatePhone = (rule, value, callback) => {
    //   const reg = /^1[3-9]\d{9}$/
    //   if (!reg.test(value)) {
    //     callback(new Error('请输入正确的手机号'))
    //   } else {
    //     callback()
    //   }
    // }
    // const validateEmail = (rule, value, callback) => {
    //   const reg = /^[a-zA-Z0-9_-]+@[a-zA-Z0-9_-]+(\.[a-zA-Z0-9_-]+)+$/
    //   if (value && !reg.test(value)) {
    //     callback(new Error('请输入正确的邮箱'))
    //   } else {
    //     callback()
    //   }
    // }
    return {
      registerForm: {
        username: '',
        password: '',
        confirmPassword: '',
        // phone: '',
        // email: ''
      },
      registerRules: {
        username: [
          { required: true, trigger: 'blur', message: '请输入用户名' },
          { validator: validateUsername, trigger: 'blur' }
        ],
        password: [
          { required: true, trigger: 'blur', message: '请输入密码' },
          { validator: validatePassword, trigger: 'blur' }
        ],
        confirmPassword: [
          { required: true, trigger: 'blur', message: '请确认密码' },
          { validator: validateConfirmPassword, trigger: 'blur' }
        ],
        // phone: [
        //   { required: true, trigger: 'blur', message: '请输入手机号' },
        //   { validator: validatePhone, trigger: 'blur' }
        // ],
        // email: [
        //   { required: false, trigger: 'blur' },
        //   { validator: validateEmail, trigger: 'blur' }
        // ]
      },
      passwordType: 'password',
      confirmPasswordType: 'password',
      loading: false,
      redirect: undefined
    }
  },
  watch: {
    $route: {
      handler: function(route) {
        this.redirect = route.query && route.query.redirect
      },
      immediate: true
    }
  },
  methods: {
    showPwd() {
      if (this.passwordType === 'password') {
        this.passwordType = ''
      } else {
        this.passwordType = 'password'
      }
      this.$nextTick(() => {
        this.$refs.password.focus()
      })
    },
    showConfirmPwd() {
      if (this.confirmPasswordType === 'password') {
        this.confirmPasswordType = ''
      } else {
        this.confirmPasswordType = 'password'
      }
      this.$nextTick(() => {
        this.$refs.confirmPassword.focus()
      })
    },
    handleRegister() {
      this.$refs.registerForm.validate(valid => {
        if (valid) {
          this.loading = true
          register(this.registerForm)
            .then(response => {
              this.loading = false
              // 检查状态码是否为201（创建成功）
              this.$message({
                message: '注册成功，请登录',
                type: 'success',
                duration: 2000
              })
              // 注册成功后跳转到登录页
              this.$router.push({ path: '/login' })
            })
            .catch(error => {
              this.loading = false
              console.error('注册错误:', error)
              this.$message.error(error.message+'hhh' || '注册过程中发生错误')
            })
        } else {
          console.log('表单验证失败')
          return false
        }
      })
    }
  }
}
</script>

<style lang="scss">
/* 复用login页面的样式 */
$bg:#283443;
$light_gray:#fff;
$cursor: #fff;

@supports (-webkit-mask: none) and (not (cater-color: $cursor)) {
  .register-container .el-input input {
    color: $cursor;
  }
}

.register-container {
  .el-input {
    display: inline-block;
    height: 47px;
    width: 85%;

    input {
      background: transparent;
      border: 0px;
      -webkit-appearance: none;
      border-radius: 0px;
      padding: 12px 5px 12px 15px;
      color: $light_gray;
      height: 47px;
      caret-color: $cursor;

      &:-webkit-autofill {
        box-shadow: 0 0 0px 1000px $bg inset !important;
        -webkit-text-fill-color: $cursor !important;
      }
    }
  }

  .el-form-item {
    border: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(0, 0, 0, 0.1);
    border-radius: 5px;
    color: #454545;
  }
}
</style>

<style lang="scss" scoped>
$bg:#2d3a4b;
$dark_gray:#889aa4;
$light_gray:#eee;

.register-container {
  min-height: 100%;
  width: 100%;
  background-color: $bg;
  overflow: hidden;

  .register-form {
    position: relative;
    width: 520px;
    max-width: 100%;
    padding: 160px 35px 0;
    margin: 0 auto;
    overflow: hidden;
  }

  .tips {
    font-size: 14px;
    color: #fff;
    margin-bottom: 10px;

    span {
      &:first-of-type {
        margin-right: 16px;
      }
    }

    a {
      color: #42b983;
    }
  }

  .svg-container {
    padding: 6px 5px 6px 15px;
    color: $dark_gray;
    vertical-align: middle;
    width: 30px;
    display: inline-block;
  }

  .title-container {
    position: relative;

    .title {
      font-size: 26px;
      color: $light_gray;
      margin: 0px auto 40px auto;
      text-align: center;
      font-weight: bold;
    }
  }

  .show-pwd {
    position: absolute;
    right: 10px;
    top: 7px;
    font-size: 16px;
    color: $dark_gray;
    cursor: pointer;
    user-select: none;
  }
}
</style>
